Finding the Fourth Proportional to 32,275,829.57, 44,540,661.27 and 18,337,208.79
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Solution
The fourth proportional to 32,275,829.57, 44,540,661.27 and 18,337,208.79 is: 25,305,357.49
Step by Step Solution
- Step 1: Write the proportion equation
32,275,829.57 : 44,540,661.27 = 18,337,208.79 : x - Step 2: Convert to fraction form
32,275,829.57/44,540,661.27 = 18,337,208.79/x - Step 3: Cross multiply
32,275,829.57x = 44,540,661.27 × 18,337,208.79 - Step 4: Simplify right side
32,275,829.57x = 816,751,405,588,448.50 - Step 5: Solve for x
x = 816,751,405,588,448.50/32,275,829.57 - Step 6: Final answer
x = 25,305,357.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.